Machinist First Class, U.S. Navy. Awarded for action on board the U.S.S. Marblehead.
May 11, 1898
On board the U.S.S. Marblehead during the operation of cutting the cable leading from Cienfuegos, Cuba, 11 May 1898. Facing the heavy fire of the enemy, Hart set an example of extraordinary bravery and coolness throughout this action.